639618

View detailed technical data, stock status, and sourcing information for: 639618
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Federal Supply Group

Vehicular Equipment Components

Federal Supply Classification

2520 Vehicular Power Transmission Components

National Stock Number

2520-00-477-1961

Item Name Code

77777

Assigment Date

06/14/1971 (55 years ago)

allis-chalmers corp construction machinery div model hd21p end item identification, rubber,sae j14 class sc410,3.500 in. lg,2.500 in.w,1.375 in. h,1 hole 1.281 in. dia,1 hole 1.094 in. dia,3 holes 0.781 in. dia,all slotted on sides and 1 end,2nd end grooved 0.375 in. radius 90 deg from holes general characteristics item description

Product Characteristics

Below you’ll find the complete technical specifications and performance data for this part, including material details and compliance information.

End Item Identification: allis-chalmers corp construction machinery div model hd21p
General Characteristics Item Description: rubber,sae j14 class sc410,3.500 in. lg,2.500 in.w,1.375 in. h,1 hole 1.281 in. dia,1 hole 1.094 in. dia,3 holes 0.781 in. dia,all slotted on sides and 1 end,2nd end grooved 0.375 in. radius 90 deg from holes

Related Parts

This NSN group includes multiple components designed to meet specific performance and operational standards. Each listing provides detailed specs, functionality data, and replacement compatibility information:

Part Number	Name
639618	Support Block
651774-2	Support Block
70651774	Support Block

FAQs

Find helpful answers about installation, operation, maintenance, compliance, and troubleshooting.

What is the FSCG of the NSN 2520-00-477-1961?

The FSCG of the NSN 2520-00-477-1961 is 2520

Does the NSN 2520-00-477-1961 have a Schedule B code assigned?

Yes, the Schedule B code is 8483909500

Does NSN 2520-00-477-1961 require demilitarization?

Items subject to the export administration regulations (ear) in parts 730-774 of title 15, code of federal regulations (cfr) (ccli or ear99) and determined by dod to present a low risk when released out of dod control. No demil, mut, or end use certificate is required. May require an export licensefrom doc.

Does NSN 2520-00-477-1961 contain precious materials?

Precious metal content is unknown

Does NSN 2520-00-477-1961 contain hazardous materials?

Indicates there is no information in the hmirs. The nsn is in a fsc in table ii of fed std 313 and a msds may be required by the user. The requirement for a msds is dependent on a hazard determination of the supplier or the intended end use of item.

When the NSN 2520-00-477-1961 was assigned to the Federal Catalog?

It was assigned 55 years ago, on Mon, Jun 14, 1971